81300464

素因数分解:

$2^4\times 7^1\times {\mathrm{725897}}^1$

素因数の和:725912

約数の個数: 20

約数和(自身を含む): 180022704

約数和(自身を除く): 98722240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 725897, 1451794, 2903588, 5081279, 5807176, 10162558, 11614352, 20325116, 40650232, 81300464]

約数ペア:

[(1, 81300464), (2, 40650232), (4, 20325116), (7, 11614352), (8, 10162558), (14, 5807176), (16, 5081279), (28, 2903588), (56, 1451794), (112, 725897)]